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| HIGH POWER AUTOMOTIVE RELAY CB-RELAYS 22.0 .866 26.5 1.043 FEATURES 25.5 1.004 22.0 .866 26.0 1.024 25.0 .984 * 40 A rating at 85C 185F * ISO type terminals * High shock resistance for drop test requirements (2 meters 6.6 feet) * Low temperature rise -- all current carrying material is copper. * Quick connect and PC board type mm inch SPECIFICATIONS Contact (1) Standard type (12V coil voltage) Arrangement Nominal switching capacity Max. switching current (at 85C 185F) Initial contact resistance, max. Contact material Mechanical (at 120 cpm) Expected life Electrical (at rated load) Rating 1 Form A 40 A 14 V DC 40 A 14 V DC 1 Form C N.O.: 40 A 14 V DC N.C.: 30 A 14 V DC N.O.: 40 A 14 V DC N.C.: 30 A 14 V DC 15m Silver alloy Min. 106 Flux-resistant type: Min. 105*1 Sealed type: Min. 5 x 104 High contact capacity (1 Form A) 70 A 14 V DC (at 20C 68F) 50 A 14 V DC (at 85C 185F) 40 A 14 V DC (2) Standard type (24V coil voltage) Arrangement Nominal switching capacity Rating Max. switching current (at 85C 185F) 1 Form A 20 A 28V DC 20 A 28 V DC 1 Form C N.O.: 20 A 28 V DC N.C.: 10 A 28 V DC N.O.: 20 A 28 V DC N.C.: 10 A 28 V DC *1 All other specifications are the same as those of standard type (12V coil voltage) (3) Heat resistant type (12V, 24V coil voltage) Type Arrangement Rating Nominal switching capacity Max. switching current (at 85C 185F) 12V coil voltage 1 Form C N.O.: 35 A 14 V DC 35 A 14V DC N.C.: 30 A 14 V DC N.O.: 35 A 14 V DC 35 A 14 V DC N.C.: 30 A 14 V DC 1 Form A 24V coil voltage 1 Form C N.O.: 20 A 28 V DC 20 A 28 V DC N.C.: 10 A 28 V DC N.O.: 20 A 28 V DC 20 A 28V DC N.C.: 10 A 28 V DC 1 Form A *1 All other specifications are the same as those of standard type (12V coil voltage) Coil Arrangement 1 Form A, 1 Form C High contact capacity Coil voltage 12V DC 24V DC 12V DC Nominal operating power 1.4W 1.8W 1.8W 379 CB Characteristics Max. operating speed (at rated load) Initial insulation resistance*2 Initial breakdown voltage*3 Between open contacts Between contacts and coil 15 cpm Min. 20 M (at 500 V DC) 500 Vrms for 1 min. 500 Vrms for 1 min. Max. 15 ms Max. 15 ms Min. 200 m/s2 {20 G} Min. 1,000 m/s2 {100 G} 10 to 500Hz, Min. 44.1m/s2 {4.5G} 10 to 2,000Hz, Min. 44.1m/s2 {4.5G} -40C to +85C -40F to +185F (Heat resistant type: -40C to +125C -40F to +257F) 5 to 85% R.H. Approx. 33 g 1.16 oz *6 Half-wave pulse of sine wave: 11ms; detection time: 10s *7 Half-wave pulse of sine wave: 6ms *8 Detection time: 10s *9 Refer to 5. Conditions for operation, transport and storage mentioned in AMBIENT ENVIRONMENT (Page 61) Operate time*4 (at nominal voltage) Release time (without diode)*4 (at nominal voltage) Shock resistance Vibration resistance Conditions for operation, transport and storage*9 (Not freezing and condensing at low temperature) Unit weight Remarks * Specifications will vary with foreign standards certification ratings. *1 All other specifications are the same as those of standard type (12V coil voltage) *2 Measurement at same location as "Initial breakdown voltage" section *3 Detection current: 10 mA *4 Wave is standard shock voltage of 1.2 x 50s according to JEC-212-1981 *5 Excluding contact bounce time Functional*5 Destructive*6 Functional*7 Functional*8 Ambient temp. Humidity TYPICAL APPLICATIONS * Automotive system * ABS, Head Lamp, Air conditioner * Tracter, Combine ORDERING INFORMATION CB 1 F T R M 12 V Contact arrangement 1a: 1 Form A 1: 1 Form C 1aH: High contact capacity*1 (1 Form A) Protective construction Nil: Sealed type F: Flux-resistant type Heat resistant of types Nil: Standard type T: Heat resistant type*2 Type classification Nil: Standard type D: with diode inside R: with resistor inside Mounting classification Nil: Quick connect type P: PC board type M:Bracket type Coil voltage (DC) 12, 24 V Note: Bulk pakage: 50 pcs.; Case: 200 pcs. *1 High contact capacity type is available only for "Quick connect" and 12 V. (See "1. Standard type in TYPES" Page 380) *2 Heat resistant type with high contact capacity is not available. (See "2. Heat resistant type in TYPES" Page 381) TYPES 1. Standard type Contact arrangement Mounting classification PC board type 1 Form A Quick connect type Bracket type PC board type 1 Form C Quick connect type Bracket type High contact capacity (1 Form A) Quick connect type Coil voltage, V DC 12V 24V 12V 24V 12V 24V 12V 24V 12V 24V 12V 24V 12V Part No. Sealed type CB1a-P-12V CB1a-P-24V CB1a-12V CB1a-24V CB1a-M-12V CB1a-M-24V CB1-P-12V CB1-P-24V CB1-12V CB1-24V CB1-M-12V CB1-M-24V CB1aH-12V Flux-resistant type CB1aF-P-12V CB1aF-P-24V CB1aF-12V CB1aF-24V CB1aF-M-12V CB1aF-M-24V CB1F-P-12V CB1F-P-24V CB1F-12V CB1F-24V CB1F-M-12V CB1F-M-24V CB1aHF-12V 380 CB 2. Heat resistant type Contact arrangement Mounting classification PC board type 1 Form A Quick connect type Bracket type PC board type 1 Form C Quick connect type Bracket type Coil voltage, V DC 12V 24V 12V 24V 12V 24V 12V 24V 12V 24V 12V 24V Part No. Sealed type CB1a-T-P-12V CB1a-T-P-24V CB1a-T-12V CB1a-T-24V CB1a-T-M-12V CB1a-T-M-24V CB1-T-P-12V CB1-T-P-24V CB1-T-12V CB1-T-24V CB1-T-M-12V CB1-T-M-24V Flux-resistant type CB1aF-T-P-12V CB1aF-T-P-24V CB1aF-T-12V CB1aF-T-24V CB1aF-T-M-12V CB1aF-T-M-24V CB1F-T-P-12V CB1F-T-P-24V CB1F-T-12V CB1F-T-24V CB1F-T-M-12V CB1F-T-M-24V COIL DATA (at 20C 68F) Contact arrangement 1 Form A 1 Form C High contact capacity (1 Form A) Nominal voltage, V DC 12 24 12 Pick-up voltage, V DC (max.) 3 to 7 6 to 14 3 to 7 Drop-out voltage, V DC (mim.) 1.2 to 4.2 2.4 to 8.4 1.2 to 4.2 Nominal current, mA (10%) 117 75 150 Coil resistance, (10%) 103 320 80 Nominal operating power, W 1.4 1.8 1.8 Usable voltage range, V DC 10 to 16 20 to 32 10 to 16 mm inch Schematic (Bottom view) 25.0 .984 DIMENSIONS 1. PC board type 1a 86 1c 86 87a 87 4.5 .177 85 87 85 1.0 .039 2.15 6.3 .085 .248 26.0 1.024 Sealed by epoxy resin 22.0 .866 Including diode type, including load type also available. Including diode (1 Form A) 86 Including load (1 Form C) 86 30 87a 87 Venting hole 86 87a* 0.8 .031 30 8.4 .331 16.8 .661 87 85 87 85 85 8.0 .315 8.4 .331 17.9 .705 2.6 .102 Dimension: Max. 1mm .039 inch: 1 to 3mm .039 to .118 inch: Min. 3mm .118 inch: General tolerance 0.1 .004 0.2 .008 0.3 .012 2. Quick connect type Schematic (Bottom view) 25.0 .984 1a 86 1c 86 87a 87 4.0 11.0.157 .433 1.7 dia. .067 dia. 5-6.3 5-.248 26.0 1.024 Sealed by epoxy resin Venting hole 86 87a* 85 87 85 Including diode type, including load type also available. 22.0 .866 8.4 .331 0.8 .031 30 85 87 16.8 .661 2.6 .102 8.0 .315 8.4 .331 17.9 .705 Dimension: Max. 1mm .039 inch: 1 to 3mm .039 to .118 inch: Min. 3mm .118 inch: General tolerance 0.1 .004 0.2 .008 0.3 .012 381 CB 3. Bracket type 5.40.1 dia. .213.004 16.0 .630 6.0 16.0 .236 .630 4.00.1 .157.004 1.7 .067 mm inch Schematic (Bottom view) 1a 86 1c 86 87a 87 25.0 .984 85 87 85 Including diode type, including load type also available. 4.0 11.0.157 .433 22.0 .866 1.7 dia. .067 dia. 5-6.3 5-.248 26.0 1.024 Sealed by epoxy resin 0.8 .031 30 85 86 87a* 8.00.1 .315.004 2.6 .102 8.4 .331 8.4 .331 17.9 .705 16.8 .661 Dimension: Max. 1mm .039 inch: 1 to 3mm .039 to .118 inch: Min. 3mm .118 inch: General tolerance 0.1 .004 0.2 .008 0.3 .012 87 4. High contact capacity type Schematic (Bottom view) 25.5 1.004 86 30 85 87 15.0 .591 5.8 .228 26.5 1.043 4-1.7 dia. hole 4-.067 dia. hole Sealed by epoxy resin 4.0 .157 11.0 .433 2-6.3 0.08 2-.248 .003 2-9.50.08 2-.374.003 22.0 .866 0.8 .031 1.2 .047 30 8.4 .331 16.8 .661 86 85 87 8.4 .331 17.9 .705 2.6 .102 Dimension: Max. 1mm .039 inch: 1 to 3mm .039 to .118 inch: Min. 3mm .118 inch: General tolerance 0.1 .004 0.2 .008 0.3 .012 REFERENCE DATA 1. Coil temperature rise Tested sample: CB1aF-P-12V, 3pcs. Ambient temperature: 85C 185F Contact carrying current: 40A 180 Pick-up and drop-out voltage, V 2. Electrical life test (Motor load) Tested sample: CB1a-12V, 3pcs. Load: 18A steady, Inrush 82A Operating frequency: ON 2s, OFF 6s 7 5 Contact welding: 0 times Miscontact: 0 times 40A Temperature rise, C 150 6 5 4 3 2 1 0 0 5 Contact resistance, m 4 Max. 120 Pick-up voltage - x 3 x 90 Drop-out voltage 60 Max. - x Min. 2 Min. 30 0 12 14 16 Coil applied voltage, V 1 0 10 0 5 No. of operations, x104 10 No. of operations, x104 For Cautions for use, see Relay Technical Information (Page 48 to 76). 382 9/1/2000 All Rights Reserved, (c) Copyright Matsushita Electric Works, Ltd. Go To Online Catalog |
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